Windows Shell Extensions (*note: depending on which versions of the TFS Power Tools you install (e.g. TFS 2010 or TFS 11 Beta) the last one installed wins – i.e. you can’t have Windows Shell Extensions for both versions)

Build Extensions – provides the ability to execute Ant or Maven 2 builds from Team Foundation Server 11 Beta and publish the results of the build along with any associated JUnit test results back to Team Foundation Server.

MSSCCI (32-bit) & MSSCCI (64-bit) - enables integrated use of Team Foundation Version Control with products that do not support Team Explorer integration.